The correct answer is B. Bachelors degree, however if you are looking to be advanced, a masters degree is recommended.
Crunches
In my educated opinion, crunches would be the best choice out of these options to build strength. A one mile run builds cardio, sit and reach and gymnastics build flexibility and some strength, crunches is strictly abdominal strength.
True, because your body isn't producing enough
Fluids.